<?php

/**
 * Clase que permite gestionar el crud de CartaNutricional y el maestro-detalle
 *  de infoCartaSemanal como las busquedas personalizadas de cartanutricional
 * @author Sofia Mejia <asmejia@utn.edu.ec>
 */
class CartaNutricionalController extends AweController {

    /**
     * @var string the default layout for the views. Defaults to '//layouts/column2', meaning
     * using two-column layout. See 'protected/views/layouts/column2.php'.
     * para ver las vistas
     */
    public $layout = '//layouts/column2';
    public $defaultAction = 'adminInfoCartaSemanal';

    public function filters() {
        return array(
            array('CrugeAccessControlFilter'),
        );
    }

    /**
     * Creates a new model.
     * If creation is successful, the browser will be redirected to the 'view' page.
     */
    public function actionCreate() {
        $model = new CartaNutricional;
        if (isset($_POST['CartaNutricional'])) {
            $model->attributes = $_POST['CartaNutricional'];
            if ($model->save()) {
                $this->redirect(array('view', 'id' => $model->id));
            }
        }
        $this->render('create', array(
            'model' => $model,
        ));
    }

    /**
     * Updates a particular model.
     * If update is successful, the browser will be redirected to the 'view' page.
     * @param integer $id the ID of the model to be updated
     */
    public function actionUpdate($id) {
        $model = $this->loadModel($id);
        if (isset($_POST['CartaNutricional'])) {
            $model->attributes = $_POST['CartaNutricional'];
            if ($model->save()) {
                $this->redirect(array('view', 'id' => $model->id));
            }
        }
        $this->render('update', array(
            'model' => $model,
        ));
    }

    /**
     * Deletes a particular model.
     * If deletion is successful, the browser will be redirected to the 'admin' page.
     * @param integer $id the ID of the model to be deleted
     */
    public function actionDelete($id) {
        if (Yii::app()->request->isPostRequest) {
            // we only allow deletion via POST request
            $this->loadModel($id)->delete();
            // if AJAX request (triggered by deletion via admin grid view), we should not redirect the browser
            if (!isset($_GET['ajax']))
                $this->redirect(isset($_POST['returnUrl']) ? $_POST['returnUrl'] : array('admin'));
        } else
            throw new CHttpException(400, 'Invalid request. Please do not repeat this request again.');
    }

    /**
     * Manages all models.
     */
    public function actionAdmin() {
        $model = new CartaNutricional('search');
        $model->unsetAttributes(); // clear any default values
        if (isset($_GET['search']))
            $model->attributes = $this->assignParams($_GET['search']);
        $this->render('admin', array(
            'model' => $model,
        ));
    }

    /**
     * Returns the data model based on the primary key given in the GET variable.
     * If the data model is not found, an HTTP exception will be raised.
     * @param integer the ID of the model to be loaded
     */
    public function loadModel($id, $modelClass = __CLASS__) {
        $model = CartaNutricional::model()->findByPk((int) $id);
        if ($model === null)
            throw new CHttpException(404, 'The requested page does not exist.');
        return $model;
    }

    /**
     * Performs the AJAX validation.
     * @param CModel the model to be validated
     */
    protected function performAjaxValidation($model, $form = null) {
        if (isset($_POST['ajax']) && $_POST['ajax'] === 'carta-nutricional-form') {
            echo CActiveForm::validate($model);
            Yii::app()->end();
        }
    }

    /**
     * @author Sofía Mejía <asmejia@utn.edu.ec>
     * Funcion que redirecciona al dashboard de nutricion
     */
    public function actionContenidos() {
        $model = new CartaNutricional;
        $this->render('contenidos'
                , array(
            'model' => $model,
                )
        );
    }

    /**
     * Función AJAX
     * Busca y envia los alimentos del menu seleccionado de acuerdo al tiempo de
     * comida
     * @author Sofía Mejía <asmejia@utn.edu.ec>
     * @param string $idMenu del menu seleccionado
     */
    public function actionBuscarTiempoComida($idMenu = null) {
        if (Yii::app()->request->isAjaxRequest) {
            $contenedor = explode(",", $idMenu);
            $model = $this->loadModel($contenedor[1]);
            $menu = CartaNutricional::model()->asignar_Menu_Tiempo_Comida($model, $contenedor[1]);
            if (!empty($menu)) {
                echo json_encode($menu);
            }
        }
    }

    /**
     * Función AJAX
     * @author Sofía Mejía <asmejia@utn.edu.ec>
     * function que permite recuperar los alimentos de un menu selccionado 
     * @param int $idMenu envia el id del menu para recuperar las relaciones de: 
     * el tiempo decomida , los alimentos y el tipovariante
     * return un array con todos los alimentos que pertenecen a el menu seleccionado
     */
    public function actionBuscarValAlimentos($idMenu = null) {
        if (Yii::app()->request->isAjaxRequest) {
            $menu = CartaAlimentos::model()->alimentos_de_menu($idMenu);
            if (!empty($menu)) {
                echo json_encode($menu);
            }
        }
    }

}
